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6LF6
Beam Power Pentode

Base & Bulb ( RCA RC-29 - 1975)

Substitute Data

Substitutes ................................... 6JS6

Application

Duodecar type used as horizontal-deflection amplifier in color tv receivers. Requires duodecar 12-contact socket.

Mechanical Data

Bulb .......................................... T-12
Base .......................................... Duodecar 12-Pin
Maximum Overall Length ...................... 4.950 In.
Maximum Seated Height ....................... 4.570 In.
Maximum Diameter ............................ 1.563 In.
EIA Base ...................................... 12GW
Top Cap ....................................... Small C1-1

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 2.0 A

Direct Interelectrode Capacitances (approx)

Pentode
Input ......................................... 37 pf
Output ........................................ 18.5 pf
Grid to Plate ................................. 3.0 pf

Maximum Ratings (Design Center Values)

Pentode
Plate Voltage ................................. 990 V
Grid No. 2 Voltage ............................ 275 V
Plate Dissipation ............................. 40 W
Grid No. 2 Dissipation ........................ 9 W
Bulb Temperature (At Hottest Point) ........... 300 °C

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 160 V
Grid No. 2 Voltage ............................ 160 V
Grid No. 1 Voltage ............................ 0 V
Plate Current ................................. 1400 mA
Grid No. 2 Current ............................ 45 mA

Characteristics and Typical Operation

Hortz Defl Amplifier
DC Plate Supply Voltage ....................... 990 V
Peak Positive-Pulse Plate Voltage ............. 8000 V
DC Grid No. 3 Voltage ......................... 50 V
DC Grid No. 2 Voltage ......................... 275 V
Peak Negative-Pulse Grid No. 1 Voltage ........ 550 V
Peak Cathode Current .......................... 1400 mA
Plate Dissipation ............................. 40 W

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